Physical Chemistry Questions with Solution| Quantum, Thermodynamics, Chemical Kinetics

All questions are very important for any National level examination like CSIR NET, GATE, IIT JAM, and equivalent other entrance exams.
Top question and answer series for Physical Chemistry. The Topic discussed in these questions answer is Quantum chemistry, Thermodynamics, Chemical Kinetics, and Gases Phase. All questions are crucial for any National level examination like CSIR NET, GATE, IIT JAM, and equivalent other entrance exams. Students Practice your self and gain their knowledge as chemical science students trying to solve these Numerical that is helpful.

Solve Physical Chemistry Numerical Type Questions

Easily solve these questions which are frequently asked in the GATE questions paper. You can attempt and quietly get more practice in the National level exam, and entrance exam preparation. First, try to solve in the Test series then see this post.



Solution Paper: Physical Chemistry Test Series

After trying to solve the test series question see this post. We have to solve with full detailed given below one by one. Save solution for seen any time. Without time waste let's solve Numerical type questions.

Q.1.  2 L of a gas at 1 atm pressure is reversibly heated to reach a final volume of 3.5 L. The absolute value of the work done on the gas (rounded off to the nearest integer) is _______ Joules.

This is Thermodynomics- Physical chemistry Test series solution Question.1
Thermodynamics- Physical chemistry Test series solution Question.1



Answer:  The absolute value of the work done on the gas is 152 Joules.

Hints:
The detailed Solution Paper for Question. 1. is given below you can check it.

This is the Calculation of Work done Thermodynamics
Calculation of Work done Thermodynamics- Physical chemistry Test series solution Question.1




Q.2.  The rate constants for the decomposition of a molecule in the presence of oxygen are 0.237 × 10−4 L mol−1 s−1 at 0 °C and 2.64 × 10−4 L mol−1 s−1 at 25 °C (R = 8.314 J mol−1 K−1).
The activation energy for this reaction (rounded off to one decimal place) is ___________ kJ mol−1.

Physical chemistry Test series solution Question.2.
Physical chemistry Test series solution Question.2.



Answer: The activation energy for this reaction is 65.2 kJ mol−1.

Hints:
The detailed Solution Paper for the Question. 2. is given below you can check it.

This is the Arrhenius equation -calculation of Activation energy.
Arrhenius equation -calculation of Activation energy -Physical chemistry Test series solution Question.2.



Q.3.  The fundamental vibrational frequency of 1H127I is 2309 cm−1. The force constant for this molecule (rounded off to the nearest integer) is _____N m−1. 
[N = 6.022 × 10^23, c = 3.0 × 10^8 m s−1]

This is the Physical chemistry Test series solution Question.3.
Physical chemistry Test series solution Question.3.



Answer: 
The force constant for this molecule is 312 N m−1. 

Hints:
The detailed Solution Paper for the Question. 3. is given below you can check it.

This is the Solution: Fundamental vibrational frequency calculation
Solution: Fundamental vibrational frequency calculation



Q.4.  The de Broglie wavelength of an argon atom (mass = 40 amu) traveling at a speed of 250 m s−1 (rounded off to one decimal place) is __________ picometers. 

[N = 6.022 × 10^23; h = 6.626 × 10^−34 kg m2 s−1]

This is the Physical chemistry Test series solution Question.3. de Broglie wave length questions.
Physical chemistry Test series solution Question.4.



Answer: The de Broglie wavelength of an argon atom is 40 picometers.

Hints:
The detailed Solution Paper for the Question. 4. is given below you can check it.

This is image of Calculation of de Broglie wave length.
Solution: Calculation of de Broglie wavelength.



Q.5.  Given the initial weight of 1 mg of radioactive πŸπŸ•π‚π¨πŸ”πŸŽ (half-life = 5.27 years), the amount disintegrated in 1 year (rounded off to two decimal places) is _______mg.


This is Physical chemistry Test series solution Question.5.
Physical chemistry Test series solution Question.5.


Answer: 
Radioactive πŸπŸ•π‚π¨πŸ”πŸŽ the amount disintegrated in 1 year is 0.12 mg.

Hints:
The detailed Solution Paper for the Question. 5. is given below you can check it.

Calculation of Composition /decomposition concentration of Radioactive atom using First order reaction integral function. Calculated final concentration of Radioactive substitute.



Top 5 Questions in Thermodynamics, Quantum chemistry, Chemical Kinetics -Physical Chemistry for CSIR NET, GATE, IIT JAM.


The parts of Physical Chemistry are Thermodynamics, Quantum Chemistry, and Chemical Kinetics. These topics are most popular in physical chemistry. Test series on this issue today. Which you must have read in any of your science courses. And these topics are vital for any entrance exam. Students will be helped to attempt this type of Test series after the Final Examination. Students take an exam for a correct approach to the questions.

Physical Chemistry Test Series:


Exactly similar questions are asked in National Level Examinations. Which is very convenient for the candidates. By practicing these question answers, students get an idea of ​​each question paper.

In chemical science, physical chemistry is a significant part and the requirements. Exam preparation is never possible without it. In other words, Physical chemistry is an essential or important chapter to taking any national-level exam. Because its importance in today's life is undeniable. Any reactions or molecular structure determination -NMR Spectroscopy, Thermodynamics products or kinetics product stability, etc configured by the physical chemistry.   So it is very important to read and practice these physical chemistry chapters carefully.

Or looking at the syllabus of any national level exam or comparative exam it will be found that physical chemistry will be included in some chapters of chemistry subjects such as Thermodynamics, Chemical kinetics, and Gas phases. Those chapters are continued to read in any chemical science courses.